1/*	$NetBSD: ubi.c,v 1.3 2010/12/14 23:44:50 matt Exp $ */
2/*
3 * Copyright (c) 1999 Ludd, University of Lule}, Sweden.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 *    must display the following acknowledgement:
16 *	This product includes software developed at Ludd, University of
17 *	Lule}, Sweden and its contributors.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#include <sys/cdefs.h>
34__KERNEL_RCSID(0, "$NetBSD: ubi.c,v 1.3 2010/12/14 23:44:50 matt Exp $");
35
36#include <sys/param.h>
37#include <sys/systm.h>
38#include <sys/bus.h>
39#include <sys/cpu.h>
40#include <sys/device.h>
41
42#include <machine/nexus.h>
43#include <machine/sid.h>
44#include <machine/ka730.h>
45
46static	int ubi_print(void *, const char *);
47static	int ubi_match(device_t, cfdata_t, void *);
48static	void ubi_attach(device_t, device_t, void*);
49
50CFATTACH_DECL_NEW(ubi, 0,
51    ubi_match, ubi_attach, NULL, NULL);
52
53int
54ubi_print(void *aux, const char *name)
55{
56	struct sbi_attach_args *sa = (struct sbi_attach_args *)aux;
57
58	if (name)
59		aprint_normal("unknown device 0x%x at %s", sa->sa_type, name);
60
61	aprint_normal(" tr%d", sa->sa_nexnum);
62	return (UNCONF);
63}
64
65
66int
67ubi_match(device_t parent, cfdata_t cf, void *aux)
68{
69	if (vax_bustype == VAX_UNIBUS)
70		return 1;
71	return 0;
72}
73
74void
75ubi_attach(device_t parent, device_t self, void *aux)
76{
77	struct	sbi_attach_args sa;
78
79	printf("\n");
80
81        sa.sa_base = NEX730;
82
83#define NEXPAGES (sizeof(struct nexus) / VAX_NBPG)
84
85#if 0
86	/*
87	 * Probe for memory, can be in the first 4 slots.
88	 */
89
90	for (sa.sa_nexnum = 0; sa.sa_nexnum < 4; sa.sa_nexnum++) {
91		sa.sa_ioh = vax_map_physmem(NEX730 +
92		    sizeof(struct nexus) * sa.sa_nexnum, NEXPAGES);
93		if (badaddr((caddr_t)sa.sa_ioh, 4)) {
94			vax_unmap_physmem((vaddr_t)sa.sa_ioh, NEXPAGES);
95		} else {
96			sa.sa_type = NEX_MEM16;
97			config_found(self, (void*)&sa, ubi_print);
98		}
99	}
100#endif
101
102	/* VAX 730 fixed configuration */
103
104	/* memory */
105	sa.sa_nexnum = 0;
106	sa.sa_ioh = vax_map_physmem((int)NEX730 +
107	   sizeof(struct nexus) * sa.sa_nexnum, NEXPAGES);
108	sa.sa_type = NEX_MEM16;
109	config_found(self, (void*)&sa, ubi_print);
110
111	printf("\n");
112
113	/* generic UBA */
114	sa.sa_nexnum = 3;
115	sa.sa_ioh = vax_map_physmem((int)NEX730 +
116	    sizeof(struct nexus) * sa.sa_nexnum, NEXPAGES);
117	sa.sa_type = NEX_UBA0;
118	config_found(self, (void*)&sa, ubi_print);
119}
120